ALEXANDRIA, Va., Jan. 20 -- United States Patent no. 12,532,108, issued on Jan. 20, was assigned to AAC Microtech (Changzhou) Co. Ltd. (Changzhou, China).
"Speaker box" was invented by Yun Tang (Changzhou, China), Wei Song (Changzhou, China), Jie Ma (Changzhou, China), Lubin Mao (Changzhou, China) and Ronglin Linghu (Changzhou, China).
According to the abstract* released by the U.S. Patent & Trademark Office: "A speaker comprising a basket frame, a vibration system, and a magnetic circuit system. The basket frame is arranged around the magnetic circuit system, and the basket frame and the magnetic circuit system are spaced apart. The speaker further comprises a buffer arranged around the magnetic circuit system, which connects the magneti...